Can't post in my forum.

[coolv1994]

Hello, I'm having troble posting in my forum. When I go to post this

Hi and welcome to free web themes. Here you can find themes for almost anything. We have themes for websites, forums, blogs, and even for MySpace. Anyway I hope you find something you like.

I get this message

Can not upload file - Too large for php post_max_size directive. Please press the back button.

Can someone fix this?
I'm on the stoli server and my site is http://www.freewebthemes.co.cc/

 

[Christopher]

Are you uploading any attachments?

 

[coolv1994]

*Edit: Umm nevermind my forum is letting me post now.